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目前世界各国多是采取割皮采脂的方法,获得松脂,提制松香。我国一般采用下降式采脂法,从树高6尺6寸处割起,直到树底,每树可采十年左右。有的社员采取搭架上树采脂的办法,适当延长了采脂期,但耗力费时,很不安全,又危害松树生长。1972年,我区靖县官团大队贫农梁志明,在用下降式割皮采脂法的同时,在上方再生老割面上加刀,多产一倍松脂,证明了再生老割面采脂的可能性。为了探
At present, many countries in the world adopt the method of cutting the skin and taking the fat to obtain rosin. Our country generally adopts descending method, from the height of 6 feet 6 inches at the cut, until the tree bottom, each tree can be taken about ten years. Some members adopt the method of taking shelves of trees to lengthen their harvesting period, but it takes time, is not safe, and endangers the growth of pine trees. In 1972, our district Jingxian official group poor peasant Liang Zhiming, with the decline in the skinning method, at the same time, in the top of the old face of the regeneration of the knife, prolongation of pine resin, proved that the old cutting The possibility of. In order to explore